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Thursday, 6 December 2018

SLJ Paying it foward

if i could give anyone in the 1930s i would give them this
 Food
Water
clothes
shoes
 house
money
washing machine
WiFi
tablet
bowls
spoon
knife
cookery
socks
bath
shower
deoderant
dryer
lights
fruit
veges
plate
couch
tv
table
job
bed
blankets pillow

Thursday, 20 September 2018

Graphs

About: this was about making graphs
and counting how much there were.

Identifying Variables

Identifying Variables
A science experiment has three kinds of variables.
Independent variable – The factor that changes in an experiment
Dependent variable – What is being measured in an experiment
Control variable – The factor that remains constant in an experiment
Identify the three variables in the following scenarios

Two groups of fifth graders were tested to compare their speed solving long division problems. One group had calculators, the other didn’t.
What is the dependent variable?   
speed
What is the independent variable?
One has calculators and one does not
What is the control variable?
Two groups of 5th graders

Students of different grades were given the same jigsaw puzzle to assemble. The time they took to assemble it was measured.
What is the dependent variable?
speed
What is the independent variable?
Different grades
What is the control variable?

The jigsaw was the same